remarkable story this morning. An 8-year-old Florida girl who called 911 when her mom went into labor. And then, helped deliver her baby brother. This morning, mom and baby are fine. And big sis, she's a hero. Just call her the best big sister ever. My mom's pregnant. And her water just broke. Okay. I'm in so much pain right now. She's is in so much pain. Reporter: 8-year-old Jazmine jumped in to play doctor, after her mother went into labor. I had no idea. And I yelled for her. Jazmine, grab the cordless phone and dial 911. What's your name, sweetie? Jazmine. Can you get some dry towels and a blanket to wrap the baby in? Okay. Is your mom pushing or straining yet? Mom, are you pushing or straining? Yes. I had to get a towel and hold it around the baby's head. If she wasn't there, I don't know what I would have done. There's no way I would have made it to a phone. Reporter: With the guidance of the dispatcher, Jazmine helped deliver the baby brother until paramedics arrived. Support the baby's head and shoulders. Come here. Hold the baby's head, please. Hold the baby's head, please. She's freaking out. She's only 8 years old. Reporter: ABC cameras were there, when Jazmine and the operator met, when they became a family. A little hero. Great big sis. All working together like that. Great under pressure. That's it. We're going to get more on the fire danger, now, and the

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